Latest revisions

This is a broken commit because I decided to do this at a bad time. Sorry! The build will be working after next commit, I promise (and I won't push till then). This commit reflects the licensing in the files after I used my auto-add/remove script.

Created ROS skeleton for Headlights node. Currently has functionality for getting headlights set via a message and setting some variables to the message contents, but doesn't write to hardware. Also does not include code in libscout to support headlights yet....